package com.zhw.Util;

import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClientBuilder;
import com.zhw.pojo.aLiYunProperties;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.multipart.MultipartFile;
import java.io.*;
import java.util.UUID;


@Component
/**
 * 阿里云 OSS 工具类
 */
public class AliOSSUtils {
    @Autowired
    aLiYunProperties ayps;
//
//    @Value("${aliyun.oss.endpoint}")
//    private String endpoint ;
//    @Value("${aliyun.oss.accessKeyId}")
//    private String accessKeyId ;
//    @Value("${aliyun.oss.accessKeySecret}")
//    private String accessKeySecret ;
//    @Value("${aliyun.oss.bucketName}")
//    private String bucketName;


    /**
     * 实现上传图片到OSS
     */
    public String upload(MultipartFile file) throws IOException {
        String endpoint = ayps.getEndpoint();
        String accessKeyId = ayps.getAccessKeyId();
        String accessKeySecret = ayps.getAccessKeySecret();
        String bucketName = ayps.getBucketName();


        // 获取上传的文件的输入流
        InputStream inputStream = file.getInputStream();

        // 避免文件覆盖
        String originalFilename = file.getOriginalFilename();
        String fileName = UUID.randomUUID().toString() + originalFilename.substring(originalFilename.lastIndexOf("."));

        //上传文件到 OSS
        OSS ossClient = new OSSClientBuilder().build(endpoint, accessKeyId, accessKeySecret);
        ossClient.putObject(bucketName, fileName, inputStream);

        //文件访问路径
        String url = endpoint.split("//")[0] + "//" + bucketName + "." + endpoint.split("//")[1] + "/" + fileName;
        // 关闭ossClient
        ossClient.shutdown();
        return url;// 把上传到oss的路径返回
    }

}
